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LC709203FXE-02MH
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LC709203FXE-02MH

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Fuel Gauge

Characteristics: - Monolithic lithium-ion/polymer battery fuel gauge IC - Accurate measurement of battery capacity - Real-time monitoring of battery status - Provides accurate remaining battery capacity estimation - Supports various battery pack configurations - Low power consumption - Small form factor

Package: 10-pin, 2.0mm x 2.0mm WLCSP (Wafer Level Chip Scale Package)

Essence: The LC709203FXE-02MH is a highly integrated IC designed for accurately measuring and monitoring the capacity of lithium-ion or polymer batteries in real-time.

Packaging/Quantity: The LC709203FXE-02MH is typically sold in reels containing 3000 units per reel.

Specifications

  • Operating Voltage Range: 2.7V to 4.5V
  • Operating Temperature Range: -40°C to +85°C
  • Battery Capacity Measurement Range: 10mAh to 10000mAh
  • Communication Interface: I2C
  • Accuracy: ±1%
  • Standby Current: 3µA
  • Dimensions: 2.0mm x 2.0mm x 0.6mm

Detailed Pin Configuration

The LC709203FXE-02MH features a 10-pin configuration as follows:

  1. VDD: Power supply input
  2. GND: Ground
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. BAT: Battery voltage input
  6. TS: Thermistor input for temperature compensation
  7. ALRT: Alert output
  8. INT: Interrupt output
  9. NC: No connection
  10. NC: No connection

Functional Features

  1. Accurate Battery Capacity Measurement: The IC provides precise measurement of the battery's remaining capacity, allowing users to accurately estimate the available power.

  2. Real-time Battery Monitoring: The LC709203FXE-02MH continuously monitors the battery's voltage, current, and temperature, providing real-time information about the battery's status.

  3. Flexible Battery Pack Support: The IC supports various battery pack configurations, making it suitable for a wide range of applications.

  4. Low Power Consumption: With a standby current of only 3µA, the IC minimizes power consumption, extending battery life.

Advantages and Disadvantages

Advantages: - Accurate battery capacity measurement - Real-time monitoring of battery status - Supports various battery pack configurations - Low power consumption - Small form factor

Disadvantages: - Limited operating temperature range (-40°C to +85°C) - Requires I2C communication interface support

Working Principles

The LC709203FXE-02MH utilizes advanced algorithms to measure the battery's voltage, current, and temperature. It then processes this data to accurately estimate the remaining battery capacity. The IC communicates with the host system through the I2C interface, providing real-time battery status updates.

Detailed Application Field Plans

The LC709203FXE-02MH is widely used in various portable electronic devices, such as smartphones, tablets, laptops, smartwatches, and portable medical devices. It is also suitable for applications where accurate battery capacity monitoring is crucial, including electric vehicles, drones, and power banks.

Detailed and Complete Alternative Models

  1. LC709203FXT-02MH: Similar to LC709203FXE-02MH but with extended temperature range (-40°C to +105°C).
  2. LC709203FXTB-02MH: Enhanced version of LC709203FXT-02MH with additional features for automotive applications.
  3. LC709203FXTD-02MH: Dual-cell battery fuel gauge IC with extended temperature range (-40°C to +105°C).

These alternative models offer similar functionality and compatibility with different application requirements.

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기술 솔루션에 LC709203FXE-02MH 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of LC709203FXE-02MH in technical solutions:

  1. Q: What is LC709203FXE-02MH? A: LC709203FXE-02MH is a lithium-ion battery fuel gauge IC (Integrated Circuit) developed by ON Semiconductor.

  2. Q: What is the purpose of LC709203FXE-02MH? A: The purpose of LC709203FXE-02MH is to accurately measure the state of charge (SOC) and remaining capacity of a lithium-ion battery.

  3. Q: How does LC709203FXE-02MH work? A: LC709203FXE-02MH uses advanced algorithms to monitor the voltage, current, temperature, and other parameters of the battery to estimate its SOC and remaining capacity.

  4. Q: What are the key features of LC709203FXE-02MH? A: Some key features of LC709203FXE-02MH include high accuracy, low power consumption, small form factor, I2C communication interface, and support for multiple battery chemistries.

  5. Q: What applications can LC709203FXE-02MH be used in? A: LC709203FXE-02MH can be used in various applications such as smartphones, tablets, portable medical devices, wearable devices, power banks, and other battery-powered devices.

  6. Q: Can LC709203FXE-02MH support multiple battery chemistries? A: Yes, LC709203FXE-02MH supports multiple battery chemistries including lithium-ion, lithium-polymer, and lithium iron phosphate (LiFePO4).

  7. Q: How accurate is LC709203FXE-02MH in measuring battery capacity? A: LC709203FXE-02MH has high accuracy in measuring battery capacity, typically within ±1% error.

  8. Q: Does LC709203FXE-02MH provide any safety features for the battery? A: Yes, LC709203FXE-02MH includes various safety features such as overvoltage protection, undervoltage protection, and overcurrent protection to ensure safe battery operation.

  9. Q: Can LC709203FXE-02MH be easily integrated into existing designs? A: Yes, LC709203FXE-02MH comes in a small form factor package and supports I2C communication interface, making it easy to integrate into existing designs.

  10. Q: Are there any evaluation boards or development tools available for LC709203FXE-02MH? A: Yes, ON Semiconductor provides evaluation boards and development tools that can help developers quickly prototype and evaluate the performance of LC709203FXE-02MH in their applications.

Please note that the answers provided here are general and may vary depending on specific requirements and application scenarios.